EXCLUSIVE AT NET-A-PORTER. Theory's skirt is tailored in a classic silhouette. Made from smooth wool-blend, it has sharp box pleats at the front and back and slanted pockets that are placed to follow the neat A-line shape. The anthracite hue has...
Theory's Francesco Fucci focuses on creating versatile, high-quality pieces that'll fit seamlessly into your wardrobe and last. Knitted from soft cashmere, this V-neck sweater has ribbed trims and a flattering slim silhouette that's great for tu...
Theory's sleek black skirt has a classic pencil silhouette and two-way zip fastening that can be adjusted to create a front slit. Cut from mid-weight crepe, it has a high-rise waist and falls to a midi length. Balance the slim fit by styling it ...
Theory's understated pieces are comfortable, yet always elevated. These pants are made from fully lined, washed silk-satin and have an elasticated waist and flowy wide legs. Wear them with a tonal sweater and loafers.
The Spring '20 runways signaled the return of the waistcoat, and Theory's minimal vest is a versatile way to tap into the trend. It's made from crisp navy crepe and cut for a slim fit. Wear yours with tailored pants and sandals.
EXCLUSIVE AT NET-A-PORTER. Theory believes that tailoring is the basis of a modern woman's wardrobe, so it has created a capsule of sustainable and long-lasting staples especially for us. These light-gray pants are beautifully cut from stretch-w...
Theory's collections always include neutral colors and timeless silhouettes, which is why the pieces are so wearable and easy to style. These pants are tailored from dark-brown crepe and have a loose fit through the wide legs. Team yours with a ...
Theory's pants are they kind you'll wear often because they're so effortless, comfortable and timeless. They're cut from softly structured black crepe and fall to wide legs. The cropped length will work with slides, mules or sneakers.
Theory's signature leggings are updated in luxe stretch-leather that's sourced from a prestigious tannery in France. Designed for a second-skin fit, they have a flattering high-rise waist and zips at the cuffs that adjust the silhouette. The rai...
Theory's 'Leenda' top is cut for a second-skin fit and finely ribbed, making it ideal for tucking into pants or layering under cardigans and tees. It's spun from lightweight merino wool in a versatile anthracite hue.
Theory's white turtleneck sweater is spun from incredibly soft merino wool-blend. It's finely ribbed and has a close fit that gently hugs the body. It'll work with anything, especially relaxed tailoring.
Finely ribbed to hug your figure, Theory's turtleneck sweater is spun from soft merino wool-blend in a rich dark-brown hue. Wear it with everything from leather skirts to loose tailoring.
Theory is known for its subdued colors and minimal silhouettes, so the unexpected smattering of vibrant leopard-print in the Spring '20 collection feels so fresh. Cut from fluid silk-crepon and designed to hit below the knees, this skirt has a f...
Theory's minimalist designs are the perfect addition to any well-edited closet. This shirt is made from lightweight stretch-silk with seams along the back to highlight the slim fit. Leave a few buttons undone to reveal a delicate necklace.
Relaxed tailoring is one of Theory's fortes. This shirt has ties to knot at the waist and is cut from fine stretch-silk crepe de chine that drapes effortlessly. Pair the bright-lilac hue with muted brown or beige shades.
Part of Theory's staples collection, this sleeveless shirt is cut from lightweight silk blended with ample stretch. The partially concealed button placket gives it a streamlined feel and the loose fit will pair perfectly with relaxed tailoring.
This coat is part of Theory's 'Staples' collection of minimalist essentials crafted from luxurious fabrics. Made from a cozy wool and cashmere-blend, it has a loose silhouette with exaggerated notch lapels and is free from fastenings for a strea...
Theory's 'Treeca 2' pants are a flattering and smart option for the office. Made from flexible stretch-wool that won't lose its shape, this mid-rise pair has a slim silhouette and leg-lengthening pressed creases. The cropped hems work equally we...
Theory's simple sweater will look elegant with anything from midi skirts to tailoring. It's made from lightweight wool-blend in a soft 'Mist Blue' shade and has airy blouson sleeves. The wide ribbed hem means it'll be easy to tuck in.
With its barely-there shoulder straps and minimal design, Theory's 'Teah' camisole is reminiscent of '90s styles - a trend that is still going strong this season. It's made from lustrous stretch-silk and has a slightly loose silhouette. Tuck you...
With its barely-there shoulder straps and minimal design, Theory's 'Teah' camisole is reminiscent of '90s styles - a trend that is still going strong this season. It's made from lustrous stretch-silk and has a slightly loose silhouette. Tuck you...
Theory's 'Teah' camisole is made from lustrous stretch-silk in a versatile beige hue that goes with nearly anything, from neutral tailoring to vibrant prints. It's cut in a fluid, slightly loose silhouette and has delicate, pin-thin straps.
Theory's clothes always have such a timeless, classic appeal. This cardigan is knitted from a melange baby alpaca-blend that feels so soft against the skin. The zigzag stitch gives it texture and depth, which will add a little interest to casual...
Theory's 'Torina' cardigan is spun from fine-gauge cashmere, so it's perfect for days when a light layer is all you need. It's designed for a relaxed fit and falls just below the knees. The 'Oatmeal' hue makes it so easy to create an on-trend he...
Theory excels at creating practical garments that'll never go out of style, like this cardigan. Made in Italy, it's rib-knitted from camel wool and cashmere-blend and has a belt to cinch the loose fit. Wear yours over a simple tee and tailored p...
Theory's bright-pink sweater is perfect for adding a pop of color to work and weekend ensembles. It's made from sumptuous cashmere and has a slim fit, so it layers and tucks easily. The styling options are endless - wear it with everything from ...
If you're looking to invest in beautiful cashmere, consider Theory's collections - Creative Director Francesco Fucci places great importance on using exquisite fabrics. This sweater is spun from the softest yarns in a slightly loose silhouette a...
Quality craftsmanship is at the forefront of Theory's designs, which is why even the simplest pieces feel so special. This sweater is knitted from soft cashmere in a pastel-pink hue, making it endlessly versatile. The slim fit is great for tucki...
Theory's Spring '20 lineup features occasional pops of color that really stand out against the otherwise neutral palette. This 'Mirzi' sweater is knitted from a warm and soft merino wool-blend and has a slim silhouette, so it looks just as good ...
Shorts are one of the key stories for Spring '20, and Theory's pair is a particularly chic take on the trend. Made from wool-blend, they're cut to sit high on the waist and loose through the legs and have pressed creases. Wear them to the office...
Theory's midi skirt is so versatile - it can be worn with a sweater and knee boots, or a camisole and sandals. Cut from black crepe, it has a fitted waistband and A-line silhouette that flows beautifully. Style yours with a crisp shirt and pumps...
Theory's midi skirt is made from silk-crepe with a ribbed stretch-jersey waistband, so it's super comfortable. Flowy and fully lined for coverage, it has concealed slit pockets along the seams to create a streamlined silhouette. Complement the s...
Theory's midi skirt is so versatile - slip it on for the work and evening events alike. Cut from lustrous crinkled-satin, it has an A-line silhouette and is topped with a comfortable elasticated waistband. Complement the crimson hue with tonal k...
Theory's crepe midi skirt is classic, sleek and easy to style. It's designed to sit on your waist and has a minimal A-line silhouette. The vibrant magenta hue is surprisingly versatile - wear it with desert-toned neutrals or an equally bold shad...
Theory's 'Demitria 4' pants are a smart and flattering option for the workweek. Designed to sit low on the hips, they're made from sustainably milled stretch-wool and fit slim through the thighs before falling to flared cuffs. The pressed crease...
Theory's basics are luxuriously soft, like this wool-blend cardigan. Dyed an earthy beige hue, the open front is outlined with stretch-silk. Slip yours on over midi dresses and denim alike.
New York-based label Theory makes closet staples with slightly unexpected details, so its designs always feel fresh. Rib-knitted for a comfortable handle, this cardigan fits close to the body, which balances the voluminous balloon sleeves. Tuck ...
EXCLUSIVE AT NET-A-PORTER. Theory says the yarns used to knit this sweater are sourced from a responsible wool-certified farm, where the sheep are treated respectfully and ethically. The classic shape and navy shade mean it'll go with a lot.
Every well-edited wardrobe should include a few classic white shirts. Theory's latest one is made from crisp cotton-blend that's slightly stretchy and has a slim fit with flattering back seams. Wear yours with this season's neutral pants.
Theory's collections revolve around meticulous tailoring and lustrous fabrics that'll last for years to come. Cut for a slim fit, this classic black shirt is made from slightly stretchy silk-blend and has a curved hem. Undo a couple of the top b...
Theory makes versatile staples that are designed to last, thanks to the high-quality fabrics and skillful tailoring. The perfect foundation for workweek looks, this shirt is cut from lightweight cotton-voile for a neat, slim fit. The sand hue wi...
Theory sources its fabric from carefully selected mills and personally tests every batch to make sure it meets the brand's high-quality standards. This mini skirt is made from supple tan leather in a timeless A-line silhouette. Style yours with ...
Theory's 'Tenia' shirt frames your figure in the most flattering way - the darted back creates the illusion of a more defined waist. It's cut from soft stretch cotton-blend poplin for a slim fit and looks so chic tucked into tailored pants or le...
Inspired by men's tuxedos, Theory's double-breasted blazer is impeccably tailored from Italian-sourced cady and trimmed with satin lapels. It has functioning buttoned cuffs and a slightly loose silhouette emphasized by lightly padded shoulders. ...
Our Fashion Market Editor, Libby Page, says the power suit is a key investment for Spring '20 - all the more reason to add Theory's to your wish list. Designed to be worn with the matching pants, this pinstriped blazer is tailored from taupe woo...
Theory's blazer is a great way to introduce more color into your wardrobe - it comes in a 'Dusty Lavender' hue that's playful, but not too bold. This wool-blend style has a classic double-breasted silhouette, sharp peak lapels and functional but...
Theory's Prince of Wales checked blazer is a staple piece that you'll reach for time and again. It's tailored for a relaxed fit from soft wool-blend and subtly nips in at the waist. Wear yours with a simple turtleneck and high-rise pants or some...
Designed to be worn with the matching pants, Theory's houndstooth blazer is tailored for a slim fit that's enhanced by darts at the waist and has a classic double-breasted front. It has sharp peak lapels and functioning buttoned cuffs. The full ...
Theory's top is simple and elegant, so it'll suit a variety of different occasions. It's made from fluid silk crepe de chine that flatteringly drapes across your frame to create a wrap-effect silhouette and low plunging neckline. Style it with e...
Theory's 'Treeca 2' pants are a flattering and smart option for the office. Made from flexible stretch-wool that won't lose its shape, this mid-rise pair has a slim silhouette and leg-lengthening pressed creases. The cropped hems work equally we...
Theory's pants are tailored from the label's signature wool-blend, which is specially woven for a breathable and crisp feel. They sit on the hips and fit straight through the legs. Wear them with a favorite T-shirt, slipping on the coordinating ...
EXCLUSIVE AT NET-A-PORTER. Tailoring is a wardrobe foundation, so when creating our considered edit filled with essentials that work hard for you all year round, it made perfect sense to include some of Theory's best-selling styles. These 'Treec...
Theory's high-rise pants have a lustrous satin waistband that calls to mind classic tuxedo styles. They're cut from black cady and have sharply pressed creases to accentuate the slim fit. Complete a sharp suit with the matching blazer.
Theory's pants are woven with a classic Prince of Wales check that's both timeless and versatile, making them a fail-safe choice for the office. They're tailored from wool-blend and have a high-rise waist and sweeping wide legs. Wear yours with ...
Theory's pants are neatly tailored and really comfy, thanks to the partially elasticated waistband. They're cut with a faux fly to keep them looking smart, and left unlined to enhance the crepe's fluidity. Complement the cropped length with stra...
Relaxed tailoring is one of Theory's fortes. This shirt has ties to knot at the waist and is cut from fine stretch-silk crepe de chine that drapes effortlessly. Pair the bright-lilac hue with muted brown or beige shades.
New York-based label Theory makes closet staples with slightly unexpected details, so its designs always feel fresh. Rib-knitted for a comfortable handle, this cardigan fits close to the body, which balances the voluminous balloon sleeves. Tuck ...
Theory's Francesco Fucci focuses on creating versatile, high-quality pieces that'll fit seamlessly into your wardrobe and last. Knitted from soft cashmere, this V-neck sweater has ribbed trims and a flattering slim silhouette that's great for tu...
Theory's midi skirt is made from silk-crepe with a ribbed stretch-jersey waistband, so it's super comfortable. Flowy and fully lined for coverage, it has concealed slit pockets along the seams to create a streamlined silhouette. Complement the s...